Merge remote-tracking branch 'origin/renovate/metrics-server-3.x'

infrastructure/kube-system/metrics-server.yaml

@@ -22,7 +22,7 @@ spec:
         kind: HelmRepository
         name: metrics-server
         namespace: kube-system
-      version: 3.7.0
+      version: 3.8.1
   interval: 5m
   values:
     replicas: 2